Thesaurus.com
Dictionary.com
Showing results for mainframe. Search instead for main+brace.
Definitions

mainframe

[meyn-freym] / ˈmeɪnˌfreɪm /
NOUN
central processing unit
Synonyms






Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

They include a nugget from the California gold rush; an 1879 lightbulb by Thomas Edison; a mainframe component from ENIAC, the first general-purpose electronic computer that was built in 1946 and weighed 30 tons.

From Barron's • May 29, 2026

“It was a shot to the heart and the chest and the mainframe with Luka,” James told reporters.

From Los Angeles Times • Apr. 9, 2026

In February, IBM stock posted its worst decline in 25 years—tumbling sharply on news that Anthropic had released AI tools that could help with modernizing Cobol, a programming language mainly run on IBM mainframe computers.

From The Wall Street Journal • Mar. 17, 2026

“The mainframe serves as the backbone for the world’s largest enterprises managing the most complex and critical workloads,” Woodring wrote, ticking off banking systems, airline reservations, and transaction processing as a few examples.

From Barron's • Feb. 25, 2026

But Pembroke knew exactly whom to call: those high school kids from Lakeside who had been running up thousands of hours of computer time on the ISI mainframe.

From "Outliers" by Malcolm Gladwell




Vocabulary lists containing mainframe


Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "mainframe" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com